A unique know-how from Kazakh scientists is a hydrogel from stem cells.
Azhar Giniyat said that the list of citizens who can be vaccinated with Pfizer will be expanded.
The COVID-19 situation in Kazakhstan remains difficult.
The protection afforded by past infection may be as low as 19 percent.
Those who got a booster dose of the coronavirus vaccine are provided with a higher protection level against the dangerous infection.
Students in grades one to four may be allowed to attend regular classes.
Such data were given by the press service of the Sanitary and Epidemiological Control Department.
How does Omicron manifest itself?